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jun 14 '12 at 7:44
How do digital certificates work, and why is it not possible to reverse engineer one from a signed file? — Raghav Sood 1184
jun 14 '12 at 1:24
Transparent cipher — Kirill Morarenko 133
jun 13 '12 at 19:23
Why would anyone use an elliptic curve with a cofactor > 1? — poncho 15.1k1628
jun 12 '12 at 21:33
Looking for cipher that uses one ciphertext — Global nomad 10817
jun 11 '12 at 17:37
What algorithm would give the shortest ciphertext for very short plaintexts? — JoelFan 1353
jun 10 '12 at 20:07
Okay to use OpenSSL to encrypt then sign a message? — Shawn J. Goff 1135
jun 9 '12 at 5:37
Why do block ciphers need a non-linear component (like an S-box)? — David 1583
jun 6 '12 at 12:00
How secure is my OTP program? — Janman 1804
jun 6 '12 at 10:35
How can 3DES encryption use decryption in the middle step? — Erfan 62
jun 5 '12 at 21:25
Do these 2 KSA shortcuts weaken RC4? — mike 1032
jun 5 '12 at 1:04
(post deleted or otherwise unavailable) — Thomas 28819
jun 4 '12 at 18:44
K out of N encryption — Thomas Ahle 1313
jun 4 '12 at 15:49
“Signing” with public key — logicalscope 1084
jun 3 '12 at 17:43
LFSR dynamic mutation — qwer 674
jun 1 '12 at 9:42
How to get the keyword from a keyword cipher? — nfnmy 132
may 30 '12 at 19:52
Safely use CryptSignAndEncryptMessage? — Erik 1303
may 28 '12 at 19:16
RSA/DSA: Wouldn't it make sense to sign using decoding the data hash? — Tomáลก Fejfar 1064
may 26 '12 at 17:06
Do Cryptographic Hashing Algorithms operate only on Integers? — Neon Flash 1332
may 24 '12 at 10:20
Is it secure to use the hash of key as the IV in AES encryption? — Lacek 232
may 24 '12 at 9:10
Why does my implementation of CBC mode only decrypt the first block correctly? [closed] — adham 31
may 23 '12 at 20:40
Is the “Signed on date” of a PGP Signature Verified? — Kevin Cox 132
may 22 '12 at 14:55
Encrypting documents through a proxy key — kamziro 1032
may 21 '12 at 22:04
Security of simple xor and s-box cipher? — Polynomial 499114
may 20 '12 at 13:52
Lamport signature: How many signatures are need to forge a signature? — Sup3rgnu 394
may 16 '12 at 18:09
NTRUEncrypt - Choose the initial random polynomial — FljpFl0p 31
may 16 '12 at 10:29
ECIES protocol - what does the || operation mean? — eXPi 102
may 14 '12 at 22:23
Is my HMAC secure if I have a complete series of HMAC'd prefix strings — Brandon Yarbrough 1283
may 14 '12 at 7:58
Can A PRNG Be Used To Generate Multiple Private Keys for ECDSA? — Xor 82
may 13 '12 at 21:53
Why Addition Mod 32? — Jack V. 503
may 12 '12 at 11:47
Is it fair to assume that SHA1 collisions won't occur on a set of <100k strings — Denis Hennessy 1184
may 11 '12 at 20:27
Initialization vector length insufficient in AES — Rubi Sharmax 184
may 10 '12 at 6:26
Encryption with “constant” initialization vector considered harmful — mtraut 1234
may 10 '12 at 3:06
How can disk encryption systems (like Truecrypt) resist frequency analysis when they allow random access? — Mehrdad 22717
may 8 '12 at 19:04
Is there a simple hash function that one can compute without a computer? — FUZxxl 1686
may 7 '12 at 19:03
Can two different pairs of RSA key have the same modulus? — AIB 1433
may 6 '12 at 13:42
How many RSA keys before a collision? — Nick wheatley 183
may 6 '12 at 4:27
Recovering the key in an ElGamal Signature Scheme variant — BigDamnHero 32
may 4 '12 at 19:57
Do public/private pairs work both ways? — Filip Haglund 1232
may 3 '12 at 21:27
Generating Random Primes — Mihai Todor 20718
may 2 '12 at 22:16
Can I encrypt user input in a way I can't decrypt it for a certain period of time? — dan 585
may 2 '12 at 19:21
Digital signature for an expiring password — diskograf 282
may 1 '12 at 17:50
One-way hash on encrypted data, result hidden from hasher — Ian Wetherbee 1284
apr 29 '12 at 15:19
Can you make a hash out of a stream cipher? — Ilmari Karonen 6,341725
apr 27 '12 at 19:03
CBC key lifetime, or, “how big is too big?” — bmedward 282
apr 26 '12 at 16:03
Useful pairings for cryptography — Edvard Fagerholm 332
apr 26 '12 at 9:58
Tips on conceiving safe software messaging platform — Berzemus 1255
apr 26 '12 at 6:43
Proving item association without revealing one of the associated items — Kempeth 1184
apr 25 '12 at 19:07
Questions about Key Derivation Functions — MartinSuecia 1807
apr 23 '12 at 19:32
Question about hash collisions — Mads 1133
apr 22 '12 at 20:46
What are advantages of using a HMAC over RSA with SHA-1 hashes? — Shane 1282
apr 22 '12 at 16:36
How secure is the Vigenère cipher in file encryption if you encrypt the password first? — Ephraim 954
apr 22 '12 at 12:16
How to perform file encryption using 128-Bit AES? — goldroger 18611
apr 20 '12 at 19:25
What is the 'Version Incompatibility" Problem in TLS 1.1/1.2 and 1.0? — Tom Ritter 1183
apr 20 '12 at 18:55
Big-O Notation: Encryption Algorithms — Mered Williams 82
apr 18 '12 at 11:40
Can one reduce the size of ECDSA-like signatures? — CodesInChaos 6,1651927
apr 17 '12 at 11:34
Encryption algorithm that produces dummy output on incorrect passwords — Jack Singleton 334
apr 14 '12 at 20:07
DIfferent inner and outer hash functions for NIST Recommended HMAC? — Maverickgugu 233
apr 14 '12 at 9:39
X9.62 Multiplying an elliptic curve point by a number — ted 1405
apr 12 '12 at 9:53
Brute forcing Cardan grille — dciriello 1082
apr 10 '12 at 3:02
Is there a hash algorithm that is slow to calculate but relatively fast to check? — shino 1433
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